- Bipolar disorders (Diagnostic and Statistical manual of Mental Disorders Forth Edition Text Revision: 296.xx [bipolar I disorder], 296.0x [single manic episode], 296.40 [most recent episode hypomanic], 296.4x [most recent episode manic], 296.6x [most recent episode mixed], 296.5x [most recent episode depressed], 296.7 [most recent episode unspecified], 296.89 [bipolar II disorder], 301.13 [cyclothymic disorder], 296.80 [bipolar disorder not otherwise specified]).